Citation needed. Things seem to be functioning pretty well, all things considered. I can still buy virtually everything I need from the local grocery store and Amazon.
I've lived in third-world countries where regular products would be out of stock for months at a time under normal circumstances.
To me, the economy looks insanely resilient in a global pandemic.
> the mere fact of people stopping doing a bunch of stuff has the potential to cause complete economic disaster for, what 15-20M Americans?
That's just how it works, if people stop buying the stuff that 20M people produce, the work for those jobs stop existing for the moment. That's neither good nor bad, it just is. There's literally no way around it.
The problem isn't fragility or doing unnecessary things. You just need a social safety net, which Europe has been better at providing than the US, but the US could easily provide if it wanted.
If you want to have a conversation, the one to have is about social safety nets, not an "economic resilience" bogeyman.